.profile-container {
    max-width: 1200px;
    margin: 30px auto;
    display: flex;
    min-height: 600px;
}

.profile-sidebar {
    width: 250px;
    background-color: white;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    padding: 20px;
    margin-right: 20px;
}

.user-info {
    text-align: center;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
    margin-bottom: 20px;
}

.avatar {
    width: 100px;
    height: 100px;
    margin: 0 auto 15px;
    position: relative;
}

.avatar img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

#changeAvatarBtn {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    background-color: rgba(0,0,0,0.5);
    color: white;
    border: none;
    padding: 5px 10px;
    border-radius: 3px;
    font-size: 12px;
    cursor: pointer;
    width: 80px;
}

.username {
    font-size: 18px;
    color: #333;
    margin-bottom: 5px;
}

.profile-nav {
    display: flex;
    flex-direction: column;
}

.profile-nav a {
    padding: 12px 15px;
    color: #666;
    text-decoration: none;
    border-radius: 3px;
    margin-bottom: 5px;
    transition: all 0.3s;
}

.profile-nav a:hover {
    background-color: #f5f5f5;
    color: #ff6700;
}

.profile-nav a.active {
    background-color: #ff6700;
    color: white;
}

.profile-content {
    flex: 1;
    background-color: white;
    border-radius: 5px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    padding: 30px;
}

.profile-content h2 {
    font-size: 24px;
    margin-bottom: 30px;
    color: #333;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #666;
    font-size: 14px;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 10px 15px;
    border: 1px solid #ddd;
    border-radius: 3px;
    font-size: 14px;
}

.form-group input:focus,
.form-group select:focus {
    border-color: #ff6700;
    outline: none;
}

button[type="submit"] {
    padding: 12px 30px;
    background-color: #ff6700;
    color: white;
    border: none;
    border-radius: 3px;
    font-size: 16px;
    cursor: pointer;
    margin-top: 10px;
}

button[type="submit"]:hover {
    background-color: #e55c00;
}